21.How much should you pay if you are ordering 500 subscrip-tions for a whole year?A.$1,600.B.$1,780.C.$3,200.D.$3,560.22.Which of the following is un...
W:Mike,when did you start learning Chinese?M:Well,I started learning Chinese a long time ago.First I learned a little bit when I was in college.But I...
16.Why does the man feel sorry?
A.He fails to see the woman off.
B.He keeps the woman waiting.
C.He forgets to remind the woman of flight time.
17.Whe...